div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsinreader042viewer20220309035b433d327f8b9a17568be3a0html5page1jpg target=_blank img data-url=documentlog-book-if-inaccurate-result-is-suspected-calibration-should-be-checked-morehtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Log Book If inaccurate result is suspected calibration should be checked more frequently Follow the procedure for calibration in the Alco-Sensor Manual The Log Book will be retained loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsinreader042viewer20220309035b433d327f8b9a17568be3a0html5thumbnails1jpg width=140 height=200 adivdiv class=annotationTitlehappydiv div class=annotationSubjectStampdivdiv